421423150 has 48 divisors (see below), whose sum is σ = 804323520. Its totient is φ = 164201600.

The previous prime is 421423147. The next prime is 421423151. The reversal of 421423150 is 51324124.

421423150 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421423151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 913920 + ... + 914380.

It is an arithmetic number, because the mean of its divisors is an integer number (16756740).

Almost surely, 2^421423150 is an apocalyptic number.

421423150 is a deficient number, since it is larger than the sum of its proper divisors (382900370).

421423150 is a wasteful number, since it uses less digits than its factorization.

421423150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909 (or 904 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 421423150 is about 20528.5934734945. The cubic root of 421423150 is about 749.7321413841.

Adding to 421423150 its reverse (51324124), we get a palindrome (472747274).

The spelling of 421423150 in words is "four hundred twenty-one million, four hundred twenty-three thousand, one hundred fifty".